13+4z=-7

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Solution for 13+4z=-7 equation: 


Simplifying
13 + 4z = -7

Solving
13 + 4z = -7

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '-13' to each side of the equation.
13 + -13 + 4z = -7 + -13

Combine like terms: 13 + -13 = 0
0 + 4z = -7 + -13
4z = -7 + -13

Combine like terms: -7 + -13 = -20
4z = -20

Divide each side by '4'.
z = -5

Simplifying
z = -5

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